* {
    margin    : 0;
    padding   : 0;
    box-sizing: border-box;
}
html{
    font-size:37.5px;
}
body {

    --themeColor          : #ec3c4e;
    -webkit-font-smoothing: antialiased;
    -moz-font-smoothing   : antialiased;
    font-family:"Microsoft Yahei", "Hiragino Sans GB", "Helvetica Neue", Helvetica, tahoma, arial, Verdana, sans-serif, "WenQuanYi Micro Hei";
}